[R] how to generate bar charts with the standard deviation

From: Ng Stanley <stanleyngkl_at_gmail.com>
Date: Thu, 13 Mar 2008 22:33:29 +0800


Hi,

I have the two vectors mean and sd of individual columns, but I am unsure how to generate bar charts with the standard deviation, even after looking the help of barplot and barplot.2.

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